Manufacturer: STMicroelectronics
Win Source Part Number: 038277-TDA7391
Packaging: Reel - TR
Type: Class AB
Features: Depop, Differential Inputs, Mute, Short-Circuit and Thermal Protection, Standby
Mounting: SMD (SMT)
Output Type: 1-Channel (Mono)
Max Output Power x Channels @ Load: 40W x 1 @ 3.2 Ohm
Categories: Integrated Circuits
Status: Active
Temperature Range - Operating: -40°C to 150°C (TJ)
Case / Package: PowerSO-20
Dimension: 20-SOIC (0.433", 11.00mm Width) Exposed Pad
Supply Voltage - Operating: 8 V to 18 V
Is this a common-used part?: Yes
Popularity: High
Fake Threat In the Open Market: 72 pct.
Supply and Demand Status: Limited
Amplifier IC 1-Channel (Mono) Class AB 11-Multiwatt
45W Mono Class-AB Audio Amp IC, 18V, 30dB Gain, 11-Pin MULTIWATT Product overview: TDA7391 from STMicroelectronics is an Audio Amplifier for embedded electronics, industrial equipment, maintenance repair, OEM production, and component sourcing. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include 45W, 18V. Search-friendly keywords include Audio Amplifier, Audio Amplifiers, electronic component, datasheet, replacement part, 45W, 18V. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 742-TDA7391 can be used for catalog matching and distributor lookup.
AMPLIFIER, CLASS AB, 40W, MULTIWATT11; Amplifier Class:AB; No. of Channels:1 Channel; Output Power:40W; Supply Voltage Range:8V to 18V; Amplifier Case Style:Multiwatt11; No. of Pins:11Pins; Load Impedance:4ohm; Product Range:-; MSL:-RoHS Compliant: Yes
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Amplifier IC 1-Channel (Mono) Class AB 11-Multiwatt
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| Win Source Electronics | DigiKey | ERSAELECTRONICS PTE. LTD. | RS Components, Ltd. | RS Components, Ltd. | Newark, An Avnet Company | VAST STOCK CO., LIMITED | Lingto Electronic Limited | Quarktwin Technology Ltd. | Shenzhen Shengyu Electronics Technology Limited | |
|---|---|---|---|---|---|---|---|---|---|---|
| Product Category | Audio Amplifier Chips | Audio Amplifier Chips | Audio Amplifier Chips | Operational Amplifiers | Operational Amplifiers | Amplifier and Comparator Chips | Operational Amplifiers | Audio Amplifier Chips | Audio Amplifier Chips | Operational Amplifiers |
| Product Number | 038277-TDA7391 | 497-2176-5-ND | 742-TDA7391 | 8805484P | 8805484 | 18AC7833 | TDA7391 | TDA7391 | TDA7391 | TDA7391 |
| Product Name | Linear - Linear - Amplifiers - Audio - TDA7391 | Audio Amplifiers | 45W 18V Audio Amplifier | Audio Amplifier ICs | Audio Amplifier ICs | Amplifier, Class Ab, 40W, Multiwatt11; Amplifier Class Stmicroelectronics | Audio Amplifiers | Linear - Amplifiers - Audio | Audio Amplifiers | Integrated Circuits (ICs) - Linear - Amplifiers |
| Supply Voltage (VS) | 8 to 18 volts | 8 to 18 volts | 15 volts | 8 to 18 volts | 18 to 8 volts | |||||
| Output Power | 40 watts | 45 watts | 45 watts | 45 watts | ||||||
| Operating Temperature | -40 to 150 C (-40 to 302 F) | -40 to 105 C (-40 to 221 F) | -40 C (-40 F) | -40 to 105 C (-40 to 221 F) | -40 to 105 C (-40 to 221 F) | -40 to 105 C (-40 to 221 F) | ||||
| Operation Class | Class A; Class AB | Class AB | Class AB | |||||||
| Package Type | PowerSO-20 | Multiwatt-11 (Vertical, Bent and Staggered Leads) | Rail/Tube | Multiwatt | Multiwatt v | Multiwatt-11 (Vertical, Bent and Staggered Leads) | Multiwatt-11 (Vertical, Bent and Staggered Leads) |
